CNIM Practice Exam 1

CNIM Practice Exam 1 Which of the following is least likely to cause electrical interference in the operating room? - ANSWER--The pneumatic drill If the monitoring instrument develops an inability to average, steps to take would include all the following except:? - ANSWER--Consult with the anesthesiologist anesthesia changes Lying between the adjacent surfaces of the vertebral bodies and bonding them together, are the: ? - ANSWER--Intervertebral discs The dorsal column pathways synapse at which loci on their way to the sensory cortex? - ANSWER--Nucleus cuneatus and thalamus Ground electrodes for SSEP recordings? - ANSWER--Are best placed between stimulation and recording electrodes A significant reduction in amplitude of ABR wave V can result from? - ANSWER--Intravenous lidocaine Although the use of electrical cautery can obliterate EP waveforms, intraoperative monitoring should be continued? - ANSWER--By monitoring the raw (unaveraged) data The effects of halogenated agents on the cortical somatosensory evoked potentials are? - ANSWER--An increase in latencies and a decrease in amplitudes The area of greatest risk for ischemic injury during carotid endarterectomy is? - ANSWER--The middle cerebral artery Which of the following most likely r